<?php
/*
 You may not change or alter any portion of this comment or credits
 of supporting developers from this source code or any supporting source code
 which is considered copyrighted (c) material of the original comment or credit authors.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/

/**
 * File factory For XOOPS
 *
 * @copyright   The XOOPS project http://www.xoops.org/
 * @license     http://www.fsf.org/copyleft/gpl.html GNU public license
 * @package     class
 * @subpackage  file
 * @since       2.3.0
 * @author      Taiwen Jiang <phppp@users.sourceforge.net>
 * @version     $Id: xoopsfile.php 3575 2009-09-05 19:35:11Z trabis $
 */
defined('XOOPS_ROOT_PATH') or die('Restricted access');

/**
 * XoopsFile
 *
 * @package
 * @author Taiwen Jiang <phppp@users.sourceforge.net>
 * @copyright Copyright (c) 2009
 * @version $Id: xoopsfile.php 3575 2009-09-05 19:35:11Z trabis $
 * @access public
 */
class XoopsFile
{
    /**
     * XoopsFile::__construct()
     */
    function __construct()
    {
    }

    /**
     * XoopsFile::XoopsFile()
     */
    function XoopsFile()
    {
        $this->__construct();
    }

    /**
     * XoopsFile::getInstance()
     *
     * @return
     */
    function getInstance()
    {
        static $instance;
        if (!isset($instance)) {
            $class = __CLASS__;
            $instance = new $class();
        }
        return $instance;
    }

    /**
     * XoopsFile::load()
     *
     * @param string $name
     * @return
     */
    function load($name = 'file')
    {
        switch ($name) {
            case 'folder':
                if (!class_exists('XoopsFolderHandler')) {
                    if (file_exists($folder = dirname(__FILE__) . '/folder.php')) {
                        include $folder;
                    } else {
                        trigger_error('Require Item : ' . str_replace(XOOPS_ROOT_PATH, '', $folder) . ' In File ' . __FILE__ . ' at Line ' . __LINE__, E_USER_WARNING);
                        return false;
                    }
                }
                break;
            case 'file':
            default:
                if (!class_exists('XoopsFileHandler')) {
                    if (file_exists($file = dirname(__FILE__) . '/file.php')) {
                        include $file;
                    } else {
                        trigger_error('Require File : ' . str_replace(XOOPS_ROOT_PATH, '', $file) . ' In File ' . __FILE__ . ' at Line ' . __LINE__, E_USER_WARNING);
                        return false;
                    }
                }
                break;
        }

        return true;
    }

    /**
     * XoopsFile::getHandler()
     *
     * @param string $name
     * @param mixed $path
     * @param mixed $create
     * @param mixed $mode
     * @return
     */
    function getHandler($name = 'file', $path = false, $create = false, $mode = null)
    {
        $handler = null;
        XoopsFile::load($name);
        $class = 'Xoops' . ucfirst($name) . 'Handler';
        if (class_exists($class)) {
            $handler = new $class($path, $create, $mode);
        } else {
            trigger_error('Class ' . $class . ' not exist in File ' . __FILE__ . ' at Line ' . __LINE__, E_USER_WARNING);
        }
        return $handler;
    }
}

?>